//
//  QrCodeUtils.h
//  YSSmartHome
//
//  Created by yanghao on 2017/8/16.
//  Copyright © 2017年 YangHao. All rights reserved.
//

#import <UIKit/UIKit.h>

@interface QrCodeUtils : NSObject

+ (instancetype)shared;
+ (UIImage *)generateQrCodeImage:(NSString *)str  withSize:(CGFloat) size;
@end
